Seiko Cal. 5277 - 381

The Seiko 5277-381 represents an important milestone in Seiko's 1978 lineup. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-7a65932aadb1]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1978

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